Caches almost always take the form of object maps with an uppersize limit.
缓存始终采用对象映射的形式,具有大小上限。
2
A cache should also maintain a reasonable uppersize limit to avoid memory over-utilization in custom code.
缓存还应该维护一个合理的大小上限,以避免自定义代码中内存的过度使用。
3
Permanent logs with essentially no uppersize limit can be recorded to a PC, where they can be imported into a spreadsheet for quick data sorting and diagnosis.